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Technologies / Default / Slack

Companies using Default and Slack

5 companies in our data have public evidence for both Default and Slack, and 3 name both in their own subprocessor list. Each company below links to the source for every claim. Our coverage is partial, so this is not everyone.

5companies use both
83%of Default users
under 1%of Slack users
3name both as subprocessors

Companies using one are 10 times as likely as the average company in our data to show evidence of the other.

The companies

Strongest evidence first: a company naming both in its own subprocessor list comes before one seen on its website or in job postings.

Subprocessor listPrivacy policyWebsiteJob postings

CompanyDefaultSlack
People Data Labspeopledatalabs.comPeople Data Labs collects, standardizes, and refreshes person, company, and job posting data, and delivers it through APIs and data feeds.Data and analyticsHR and recruiting
Rollstackrollstack.comRollstack is an AI presentation platform that creates and refreshes slide decks from connected data sources like Tableau, Snowflake, and spreadsheets.AI and machine learningData and analytics
Standard Metricsstandardmetrics.ioStandard Metrics provides a platform for collecting, analyzing, reporting, and benchmarking portfolio data for venture capital and private equity firms and their portfolio companies.AI and machine learningData and analytics
IPRallyiprally.comIPRally provides a patent search engine and related tools for prior art search, invalidity search, freedom to operate, competitive intelligence, portfolio analysis, and patent drafting.Legal
Reductoreducto.aiReducto provides an agentic document platform with APIs that parse, extract, split, and edit data from documents.AI and machine learningData and analytics

The two technologies

Default

CRM and sales

Default is a marketing infrastructure platform that manages workflows, enriches records, routes leads, and schedules meetings. It is used to automate go-to-market steps such as turning demo requests into pipeline and running outbound demos.

Summarized from default.com on 8 Nov 2026.

83% of the 6 companies we see using Default also show the other.

All 6 companies using DefaultMore in CRM and sales

Slack

by Salesforce · Productivity

Slack is a collaboration platform where teams chat, share files, and work together in channels. It is used for team communication, connecting apps and agents, and automating everyday work.

Summarized from slack.com on 8 Nov 2026.

under 1% of the 1,926 companies we see using Slack also show the other.

All 1,926 companies using Slack1,335 name it as a subprocessorMore in Productivity

Industries

Among the companies above, by our own classification of their homepage.

Data and analytics4AI and machine learning3

Other pairs

Companies with their own evidence for both.

More with Default

Cloudflare6companiesGoogle Workspace6companiesAmazon Web Services5companiesGoogle Cloud5companiesGoogle Tag Manager5companies

More with Slack

Cloudflare1,804companiesGoogle Workspace1,571companiesAmazon Web Services1,293companiesStripe891companiesGoogle Tag Manager878companiesGoogle808companies

Questions

How many companies use both Default and Slack?

5 companies in StrataDB's data have public evidence for both, and 3 of them name both in their own subprocessor list, the strongest evidence we hold. Our coverage is partial, so the real number is higher.

Which companies use Default and Slack?

People Data Labs, Rollstack, Standard Metrics, IPRally and Reducto. Each one links to the evidence behind it.

How does StrataDB know a company uses Default and Slack?

From four kinds of public evidence: subprocessor lists, privacy policies, website code and job postings. Each is kept apart with its source and the date we saw it. A company missing here means we found no evidence, not that it does not use them.

Find every company using Default and Slack

See the full list with the source for each company, and run the same lookup for any technology from the API, Claude or your browser.

  • Every company and vendor, with its public source
  • 100 API calls a month, plus MCP and the Chrome extension
  • Work email only. No card, no sales call